- Correspondence to:
Dr Luciano Bernardi
Clinica Medica 2, Universita’ di Pavia, IRCCS S Matteo, 27100 Pavia, Italy;
- Accepted 18 August 2005
- Published in print 1 April 2006.
- Published online 14 March 2006.
- Published first 30 September 2005.
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